mirror of https://github.com/avecms/AVE.cms
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279 lines
9.9 KiB
279 lines
9.9 KiB
<?php |
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/** |
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* AVE.cms |
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* autor: Repellent |
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* @package AVE.cms |
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* version 1.0 |
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* 2016 |
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* @filesource |
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*/ |
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ob_start(); |
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ob_implicit_flush(0); |
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define('BASE_DIR', str_replace("\\", "/", dirname(dirname(dirname(__FILE__))))); |
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require_once(BASE_DIR . '/inc/init.php'); |
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if (! check_permission('adminpanel')) |
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{ |
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header('Location:/index.php'); |
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exit; |
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} |
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class TextImage |
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{ |
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// если true, возвращает теги IMG, в которых изображение вкладывается как base64 |
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public $return_as_html = true; |
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public $embed_image = false; |
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public $do_cache = true; |
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public $cache_folder = '../../uploads/txtimages';// создаем папку , куда будем складывать созданные изображения |
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function __construct() |
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{ |
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if($this->do_cache === true){ |
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if(!is_dir($this->cache_folder)){ |
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if(!mkdir($this->cache_folder, 0755)){ |
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$this->do_cache = false; |
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} |
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if(!is_writable($this->cache_folder)){ |
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$this->do_cache = false; |
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} |
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} |
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else { |
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if(!is_writable($this->cache_folder)){ |
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$this->do_cache = false; |
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if(!chmod($this->cache_folder, 0755)){ |
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$this->do_cache = false; |
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} |
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else { |
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if(is_writable($this->cache_folder)){ |
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$this->do_cache = true; |
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} |
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} |
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} |
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} |
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} |
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else { |
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$this->do_cache = false; |
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} |
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} |
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private function cache($text, $font, $size, $color, $trans = 0, $shadow = false, $shadow_off = false) |
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{ |
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if($this->do_cache){ |
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$hash = md5($text . $font . $size . $color . $trans . $shadow . $shadow_off); |
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if(file_exists($this->cache_folder . '/' . $hash . '.png')){ |
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$image = file_get_contents($this->cache_folder . '/' . $hash . '.png'); |
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$text = file_get_contents($this->cache_folder . '/' . $hash . '.txt'); |
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if($this->return_as_html !== true){ |
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return $image; |
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} |
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else { |
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if ($this->embed_image) { |
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return '<img alt="'.$text.'" class="textImage" src="data:image/png;base64,'.base64_encode($image).'" />'; |
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} |
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else { |
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return '<img alt="'.$text.'" class="textImage" src="/'.$this->cache_folder . '/' . $hash . '.png'.'" />'; |
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} |
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} |
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} |
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else { |
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return false; |
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} |
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} |
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else { |
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return false; |
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} |
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} |
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public function generate($text, $font, $size, $color, $display_alt = 1, $trans = 0, $shadow = false, $shadow_off = false) |
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{ |
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$cache = $this->cache($text, $font, $size, $color, $trans, $shadow, $shadow_off); |
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if($cache !== false){ return $cache; } |
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if ($display_alt == 1){ |
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$text = ( !empty($text) ? trim(urldecode($text)) : "Заполните все поля!" ); |
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$textWeb = str_replace(array("\n", "\r\n", "\r"), " ", $text); |
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} |
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else { |
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$text = ( !empty($text) ? trim(urldecode($text)) : "Нет сопоставлений" ); |
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$textWeb = str_replace(array("\n", "\r\n", "\r"), " ", ''); |
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} |
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if(file_exists($font)){ $font = $font; } |
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elseif(file_exists($font.'.ttf')){ $font = $font.'.ttf'; } |
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elseif(file_exists($font.'.otf')){ $font = $font.'.otf'; } |
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elseif(file_exists(BASE_DIR . '/fields/text_to_image/fonts/'.$font.'')){ $font = BASE_DIR . '/fields/text_to_image/fonts/'.$font.''; } |
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elseif(file_exists(BASE_DIR . '/fields/text_to_image/fonts/'.$font.'.ttf')){ $font = BASE_DIR . '/fields/text_to_image/fonts/'.$font.'.ttf'; } |
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elseif(file_exists(BASE_DIR . '/fields/text_to_image/fonts/'.$font.'.otf')){ $font = BASE_DIR . '/fields/text_to_image/fonts/'.$font.'.otf'; } |
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else { |
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$error_image = "iVBORw0KGgoAAAANSUhEUgAAAI0AAAANCAYAAACU7u19AAAEB0lEQVRYhe2YT2jcRR"; |
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$error_image.= "THP7MsEkppaYzFxjStpIdQBVu81NsDe+il4MFrVUSlerClYlOqJRSpMZUGVFqLPVQt"; |
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$error_image.= "VA+CB5uDCuEdaj14EFEqGMH4b6mkVSyhlBIyHn5v4+z4m9ndbMCU5AvLb2fem/e+78"; |
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$error_image.= "3Mm9/8YAXLHl7kWDv6FS9yolMjK7jtUWlV0YuMVxIDWjaygmWHSjUn9SJdwBHgL+BO"; |
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$error_image.= "4KhTvRnI33Cq+8raXuQs8C3wgFN93Is8BvQA9wDjTnXCi5wzHYD7TO8OYNh8rjOft7"; |
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$error_image.= "zIQYrFPAu861SvepFRpzqU4b8XWA1sAD52qhczPL62YT841QvGf9L8rbM8nIjjBb4v"; |
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$error_image.= "8THPy4tsBd5yqg97kUeBfmA38AlQc6ofNovD7Iw61SEvcsypvlR/Brlu4OpUZzM8qs"; |
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$error_image.= "ArlmOAbV7kEDAXxPpIGVeA7KIBngNOOtWaF+mz9lggn/QiW5zqj15kPfBHILviVMe8"; |
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$error_image.= "yAiAU30/SvaE6Ry3vhETPwOccapTXmQz8JQXuQ5cdKqXIn7ZiuhUTwc+R8xGisdYNH"; |
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$error_image.= "zGqb5qeluN13/iLfMR8XoBuGx8PjK9DZG/Vip7JfFMcT2V4mHyc071so0ZcKqvheOd"; |
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$error_image.= "6qkEVypArxc5GP6APpNvdKo1C/g3it0Z4gKwy/7vAj4zR9UmibiRkW1yqlPmcwrYCG"; |
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$error_image.= "wvWTBE3J9MGfQiPcB0mzzmK6oldxOJeFM+vMhO4AtgJuOn5Tja5JrjMVBfMIY/c+Nj"; |
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$error_image.= "VCnKzvHISX3X3+1Fng9E10I9qwb3WvPBYBdv499jBy+yGthLUf5mgd4cqRLMJfprQa"; |
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$error_image.= "W634scCHeFF1lDUWq7gac75DFXFm/sIxqzx47cEfLIxrEAxPmKeaTymRrfgGbHU82p"; |
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$error_image.= "vtlEZ8aLrIr6dgNvB+1hYNSpXoWGRdkqmpZvp/qdF9kT9V0HXvQi/RQleaADHnUODf"; |
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$error_image.= "GW+Dhttp8A3mvDfjKOBWA+Xwvkkcv3XLPJmPQig010PgeGgK+Cvn6neiVod9UnylCN"; |
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$error_image.= "niF+tXcZbCJ+B77xIjtyJGwiZ8tkTvUXipKb4lGGrsD2IPCzNcviDX0ArAIecqoTOc"; |
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$error_image.= "5lyMWxAK4pHj9F89qdGF+GfVXKS1G97x3gZS9SPzPP27tNiEvAB8B2c7ofWO9FDpi8"; |
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$error_image.= "Dzhpu3qaYqK22LegLxM+j3qRaYob27Ddng55EaFI6Hl71+oNblVrgflvTnYL22927w"; |
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$error_image.= "LGgVsRj57Id4g1XuQwjbenhngTPgAGgWdLYku1k3GU6OyI3jtzXFM86jn+29qbg9vT"; |
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$error_image.= "WoqTIcX1CIsBL3Im+P/6ohj9n5GLI4x3KaDTnLf7utDxRzwv0g3Ugq6zndpcyiiJd9"; |
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$error_image.= "lhMb787gQ+rTeiq9ztjNQNoiHeJYJmt6FFHf8PmykzDVQO9iwAAAAASUVORK5CYII="; |
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if($this->return_as_html !== true){ |
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return base64_decode($error_image); |
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} |
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else { |
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return '<img alt="Ошибка при загрузке шрифта!" class="textImage" src="data:image/png;base64,'.$error_image.'" />'; |
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} |
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} |
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$sizes = $this->getfontbox($size, 0, $font, $text); |
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$colors = $this->color($color); |
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if ($shadow !== false) { |
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if (is_numeric($shadow) && $shadow <= 4) { |
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if ($shadow_off != false) { |
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$i_base = $shadow_off; |
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} |
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$im = imagecreatetruecolor($sizes['width']+$shadow+$i_base+1, $sizes['height']+$shadow+$i_base+1); |
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} |
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else { |
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$im = imagecreatetruecolor($sizes['width'], $sizes['height']); |
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} |
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} |
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else { |
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$im = imagecreatetruecolor($sizes['width'], $sizes['height']); |
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} |
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imagesavealpha($im, true); |
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if (is_numeric($trans) && $trans <= 127 && $trans >= 0) { |
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} |
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$color = imagecolorallocatealpha($im, $colors[0], $colors[1], $colors[2], $trans); |
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$trans_color = imagecolorallocatealpha($im, 0, 0, 0, 127); |
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imagefill($im, 0, 0, $trans_color); |
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if ($shadow !== false && $shadow <= 4) { |
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if ($shadow_off != false) { |
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$i_base = $shadow_off; |
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} |
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else { |
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$i_base = 0; |
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} |
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for ($i=$i_base,$o=64; $i < $shadow+$i_base; $i++,$o+=16) { |
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$shadow_color = imagecolorallocatealpha($im, 100, 100, 100, $o); |
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imagettftext($im, $size, 0, $sizes['left']+$i+1, $sizes['top']+$i+1, $shadow_color, $font, $text); |
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} |
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} |
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imagettftext($im, $size, 0, $sizes['left'], $sizes['top'], $color, $font, $text); |
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ob_start(); |
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imagepng($im); |
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$image = ob_get_clean(); |
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imagedestroy($im); |
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if($this->do_cache){ |
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$hash = md5($text . $font . $size . $color . $shadow); |
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file_put_contents($this->cache_folder . '/' . $hash . '.png', $image); |
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file_put_contents($this->cache_folder . '/' . $hash . '.txt', $textWeb); |
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} |
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if($this->return_as_html !== true){ |
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return $image; |
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} |
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else { |
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if ($this->embed_image == true) { |
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return '<img alt="'.$textWeb.'" class="textImage" src="data:image/png;base64,'.base64_encode($image).'" />'; |
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} |
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else { |
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if ($this->do_cache == false) { |
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return '<img alt="'.$textWeb.'" class="textImage" src="data:image/png;base64,'.base64_encode($image).'" />'; |
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} |
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else { |
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return '<img alt="'.$textWeb.'" class="textImage" src="/'.$this->cache_folder . '/' . $hash . '.png'.'" />'; |
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} |
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} |
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} |
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} |
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private function getfontbox($font_size, $font_angle, $font_file, $text) |
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{ |
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$box = imagettfbbox($font_size, $font_angle, $font_file, $text); |
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if( !$box ) return false; |
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$min_x = min( array($box[0], $box[2], $box[4], $box[6]) ); |
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$max_x = max( array($box[0], $box[2], $box[4], $box[6]) ); |
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$min_y = min( array($box[1], $box[3], $box[5], $box[7]) ); |
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$max_y = max( array($box[1], $box[3], $box[5], $box[7]) ); |
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$width = ( $max_x - $min_x ); |
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$height = ( $max_y - $min_y ); |
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$left = abs( $min_x ) + $width; |
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$top = abs( $min_y ) + $height; |
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$img = @imagecreatetruecolor( $width << 2, $height << 2 ); |
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$white = imagecolorallocate( $img, 255, 255, 255 ); |
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$black = imagecolorallocate( $img, 0, 0, 0 ); |
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imagefilledrectangle($img, 0, 0, imagesx($img), imagesy($img), $black); |
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imagettftext( $img, $font_size, |
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$font_angle, $left, $top, |
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$white, $font_file, $text); |
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$rleft = $w4 = $width<<2; |
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$rright = 0; |
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$rbottom = 0; |
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$rtop = $h4 = $height<<2; |
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for( $x = 0; $x < $w4; $x++ ) |
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for( $y = 0; $y < $h4; $y++ ) |
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if( imagecolorat( $img, $x, $y ) ){ |
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$rleft = min( $rleft, $x ); |
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$rright = max( $rright, $x ); |
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$rtop = min( $rtop, $y ); |
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$rbottom = max( $rbottom, $y ); |
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} |
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imagedestroy( $img ); |
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return array( "left" => $left - $rleft, |
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"top" => $top - $rtop, |
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"width" => $rright - $rleft + 1, |
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"height" => $rbottom - $rtop + 1 ); |
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} |
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private function color($color) |
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{ |
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if($color[0].$color[1].$color[2] == "rgb"){ |
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preg_match("/^rgb\((\d*),\s(\d*),\s(\d*)\)$/", $color, $colors); |
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return array($colors[1], $colors[2], $colors[3]); |
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} |
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else { |
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if ($color[0] == '#') |
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$color = substr($color, 1); |
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if (strlen($color) == 6) |
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list($r, $g, $b) = array($color[0].$color[1], |
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$color[2].$color[3], |
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$color[4].$color[5]); |
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elseif (strlen($color) == 3) |
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list($r, $g, $b) = array($color[0].$color[0], $color[1].$color[1], $color[2].$color[2]); |
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else |
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return false; |
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$r = hexdec($r); $g = hexdec($g); $b = hexdec($b); |
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return array($r, $g, $b); |
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} |
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} |
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} |
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?>
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